The prime minister's fuzzy history sparked a Twitter firestorm which culminated in the trending hashtag #HarperHistory, with users joking about other historical events the NDP could be blamed for (See the best tweets in the slideshow below).

Asked by NDP MP Christine Moore about whether the U.S. has asked Canada to extend our involvement in Afghanistan past 2014, Baird responded, "The NDP don't support sending troop abroad for anything, Mr. Speaker. Let's look at the former leader of the NDP CCF when he said the following, 'I would ask whether we are to risk the lives of our Canadian sons to prevent the actions of Hitler?' So you know who said that Mr. Speaker? The former leader of the NDP CCF, J.S. Woodsworth."

Baird was immediately met with jeers similar to those Harper received on Thursday after making the same argument.